Wisconsin: Milwaukee Headquarters

Grunau Company serves the Milwaukee, Wisconsin, USA area market as a mechanical engineering systems contractor, fire protection company, and metals contractor. Grunau Company was established in the Milwaukee area in 1920.

Grunau Company’s Milwaukee, Wisconsin facilities include:

Grunau’s Milwaukee location provides design and installation for new construction and remodeling, plus preventive maintenance and emergency service work. We handle all mechanical systems including:

Milwaukee FP Milwaukee Industrial

See Wisconsin projects

Contact us today to learn more about our Milwaukee area projects and mechanical contractor services throughout southeast Wisconsin.

Location Map

Grunau Company, Inc.

1100 W Anderson Court
Oak Creek, WI 53154
Toll-Free: 800.365.1920
Phone: 414.216.6900

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